program.c

program.c

@@ -25,7 +25,13 @@
     }
 
     struct node* read_tree(){
-        return NULL;
+        char buffer[SIZE];
+    	memset(buffer,0,SIZE);
+    	char * r = fgets(buffer,SIZE,stdin);
+    	assert(r);
+    	struct tree* node = calloc(1,sizeof(struct node));
+    	memcpy(node->value,buffer,SIZE);
+    	return node->value;
     }
 
     void traverse(struct node* tree){